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发明名称
摘要
申请公布号
JPS4970250(A)
申请公布日期
1974.07.08
申请号
JP19720112634
申请日期
1972.11.10
申请人
发明人
分类号
H05B6/68;H03B9/10
主分类号
H05B6/68
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代理人
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